/*
 * Copyright 2013 Samsung Information Systems America, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *        http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

// Author: Koushik Sen




function left() {
    console.log("left");
    return {x:5 };
}

function right() {
    console.log("right");
    return 3;
}

var y = left().x += right();
var z = left().x = left().x+right();
console.log(y);
console.log(z);

